Home / 2,834.72-4,247.28-1,736.80

Finding the Fourth Proportional to 2,834.72, 4,247.28 and 1,736.80

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Solution

The fourth proportional to 2,834.72, 4,247.28 and 1,736.80 is: 2,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.72 : 4,247.28 = 1,736.80 : x
  2. Step 2: Convert to fraction form
    2,834.72/4,247.28 = 1,736.80/x
  3. Step 3: Cross multiply
    2,834.72x = 4,247.28 × 1,736.80
  4. Step 4: Simplify right side
    2,834.72x = 7,376,654.67
  5. Step 5: Solve for x
    x = 7,376,654.67/2,834.72
  6. Step 6: Final answer
    x = 2,602.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.